| Company | Timeline | Status | |
| Tabula Solutions Ltd Director • Unreported | 29 Apr 2014←11 Years→Current | Active | |
| Heathrow Airport Holdings Limited Director • Non Executive Director | 24 Nov 2010←11 Years→24 Nov 2021 | Active | |
Tube Lines (Holdings) Limited Director • Lecturer | 1 Feb 2006←4 Years→27 Jun 2010 | Dissolved | |
| Tube Lines Limited Director • Director | 1 Feb 2006←4 Years→27 Jun 2010 | Active | |
| Firstgroup Plc Director • Director | 1 Aug 2005←8 Years→24 Jun 2014 | Active | |
| Portobello Partnership Limited Director • Unreported | 9 Dec 2002←22 Years→Current | Active | |
